<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- card 内容区 -->
    <el-card>
      <!-- 搜索框和添加按钮 -->
      <el-row :gutter="15">
        <el-col :span="8">
          <el-input placeholder="请输入内容" 
          clearable 
          @clear="getGoodsList"
          v-model="queryInfo.query"
          >
            <el-button @click="getGoodsList" slot="append" icon="el-icon-search"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goaddPage">添加商品</el-button>
        </el-col>
      </el-row>
      <!-- 表格展示 -->
      <el-table :data="goodslist" border stripe>
        <el-table-column type="index" label="#"> </el-table-column>
        <el-table-column label="商品名称" prop="goods_name"> </el-table-column>
        <el-table-column
          label="商品价格（元）"
          prop="goods_price"
          width="120px"
        >
        </el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="120px">
        </el-table-column>
        <el-table-column label="创建时间" width="120px">
            <template slot-scope="scope">
            {{scope.row.upd_time |dateFormat }}
            </template>
        </el-table-column>
        <el-table-column label="操作" width="240px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit">修改</el-button>
            <el-button @click="removeById(scope.row.goods_id)" type="danger" icon="el-icon-delete">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[2, 4, 5, 6]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>
    </el-card>
  </div>
</template>
  
  <script>
export default {
  data() {
    return {
      // 查询参数对象
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10,
      },
      // 商品列表
      goodslist: [],
      // 总数据条数
      total: 0,
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo,
      })
      if (res.meta.status !== 200) {
        return this.$message.error('获取商品列表失败')
      }
      // this.$message.success('获取商品列表成功')
      // console.log(res.data)
      this.goodslist = res.data.goods
      this.total = res.data.total
    },
    handleSizeChange(newSize){
      this.queryInfo.pagesize=newSize
      this.getGoodsList()
    },
    handleCurrentChange(newPageNum){
      this.queryInfo.pagenum=newPageNum
      this.getGoodsList()
    },
    // 删除商品
  async  removeById(id){
      const confirmResult = await  this.$confirm('此操作将永久删除, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=>err);
        if(confirmResult !== 'confirm'){
            return this.$message.info('取消删除')
        }
        // console.log('确认删除');
     const{data:res}=   await this.$http.delete(`goods/${id}`)
    if (res.meta.status !== 200) return this.$message.error('删除失败')
this.$message.success('删除成功')
this.getGoodsList()
    },
    goaddPage(){
      this.$router.push('/goods/add')
    }
  },
}
</script>
  
  <style lang="less" scoped>
</style>